Dyfyniad APA
ebrary, Inc, Martin, L. G., & Soldo, B. J. (1997). Racial and ethnic differences in the health of older Americans. National Academy Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Linda G. Martin, and Beth J. Soldo. Racial and Ethnic Differences in the Health of Older Americans. Washington, D.C.: National Academy Press, 1997.
Dyfyniad MLA
ebrary, Inc, et al. Racial and Ethnic Differences in the Health of Older Americans. National Academy Press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.